The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 24, 2015
Filed:
May. 22, 2014
Sprint Communications Company L.p., Overland Park, KS (US);
Jagannath Ghoshal, Overland Park, KS (US);
Bret D. Sumner, Lawrence, KS (US);
Simon Youngs, Overland Park, KS (US);
Sprint Communications Company L.P., Overland Park, KS (US);
Abstract
A method of maintaining a lock state of a mobile communication device is disclosed. The method comprises a provisioning server receiving a request to unlock a mobile communication device. The method further comprises, in response to the request, the provisioning server provisioning the mobile communication device with a payload. The payload comprises unlock instructions to be executed, and a list of pre-approved telecommunications service providers. The payload further comprises instructions that lock the device if the mobile communication device attempts to activate or connect to a service provider that is not identified in the list of pre-approved service providers. The payload further comprises instructions to block attempts by applications installed on the mobile communication device to connect to a domestic network while the mobile communication device is communicatively coupled to a foreign network.